package thread;

public class Demo22 {

    private volatile static int count = 0;//没有解决线程安全问题，volatile解决内存可见性问题，不是解决原子性问题

    public static void main(String[] args) throws InterruptedException {
        Thread t1 = new Thread(()->{
            for (int i = 0; i < 50000; i++) {
                count++;
            }
        });

        Thread t2 = new Thread(()->{
            for (int i = 0; i < 50000; i++) {
                count++;
            }
        });

        t1.start();
        t2.start();

        t1.join();
        t2.join();

        System.out.println(count);
    }
}
